import axios from 'axios'
import { ElNotification } from 'element-plus'
import router from '@/router' // 引入路由实例

// 创建axios实例
let request = axios.create({
  baseURL: import.meta.env.VITE_SERVE + import.meta.env.VITE_APP_BASE_API,
  timeout: 1000000,
})
// 请求拦截器
request.interceptors.request.use((config) => {
  // 获取用户相关的小仓库：获取仓库内部的token，登录成功后携带给服务器
  const token = localStorage.getItem('TOKEN')
  if (token) {
    config.headers.Authorization = `Bearer ${token}`
  }
  return config
})

// 响应拦截器
request.interceptors.response.use(
  (response) => {
    return response.data
  },
  (error) => {
    console.log('信息为:', error)
    //处理网络错误
    let msg = ''
    let status = error.response.status
    switch (status) {
      case 401:
        msg = 'token过期'
        break
      case 403:
        msg = '非管理员，无权访问'
        break
      case 404:
        msg = '请求地址错误'
        break
      case 400:
        if (router.currentRoute.value.path === '/login') {
          msg = '用户名或密码错误'
          break
        } else {
          msg = '请求错误'
          break
        }

      case 500:
        msg = '服务器出现问题'
        break
      default:
        msg = '无网络'
    }
    ElNotification({
      type: 'error',
      message: msg,
    })
    console.log('error', error)
    // 用于传递和处理错误请求
    return Promise.reject(error)
  },
)

export default request
